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USN-4055-1: flightcrew vulnerabilities

15 July 2019

Several security issues were fixed in FlightCrew.

Releases

Packages

  • flightcrew - C++ epub validator and plugin for Sigil

Details

Mike Salvatore discovered that FlightCrew improperly handled certain
malformed EPUB files. An attacker could potentially use this vulnerability
to cause a denial of service. (CVE-2019-13032)

Mike Salvatore discovered that FlightCrew mishandled certain malformed EPUB
files. An attacker could use this vulnerability to write arbitrary files to
the filesystem. (CVE-2019-13241)

Mike Salvatore discovered that the version of Zipios included in FlightCrew
mishandled certain malformed ZIP files. An attacker could use this vulnerability
to cause a denial of service or consume system resources. (CVE-2019-13453)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 19.04
Ubuntu 18.10
Ubuntu 18.04
Ubuntu 16.04

In general, a standard system update will make all the necessary changes.

Related notices

  • USN-4057-1: libzipios++-dev, libzipios++-doc, libzipios++0v5, zipios++